225549337 has 4 divisors (see below), whose sum is σ = 242899300. Its totient is φ = 208199376.

The previous prime is 225549307. The next prime is 225549367. The reversal of 225549337 is 733945522.

225549337 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (225549307) and next prime (225549367).

It can be written as a sum of positive squares in 2 ways, for example, as 137733696 + 87815641 = 11736^2 + 9371^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225549337 is a prime.

It is a super-2 number, since 2×225549337² = 101745006842279138, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 225549337.

It is not an unprimeable number, because it can be changed into a prime (225549307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8674962 + ... + 8674987.

It is an arithmetic number, because the mean of its divisors is an integer number (60724825).

Almost surely, 2^225549337 is an apocalyptic number.

It is an amenable number.

225549337 is a deficient number, since it is larger than the sum of its proper divisors (17349963).

225549337 is a wasteful number, since it uses less digits than its factorization.

225549337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17349962.

The product of its digits is 226800, while the sum is 40.

The square root of 225549337 is about 15018.3000702476. The cubic root of 225549337 is about 608.7147866862.

The spelling of 225549337 in words is "two hundred twenty-five million, five hundred forty-nine thousand, three hundred thirty-seven".